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13r +10 =5r-46

13r-5r=-46-10

8r=-56

8r/8=-56/8

r=-7

use the system of letter one side and numbers one side. also when you move the numeral to the left after the equal sign you need to change the sign if it's positive make it negative, if negative make it positive.

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Q: Could you please solve 13r plus 10 equals 5r - 46?
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